August Weather in Karhula, Finland

Last updated: August 23, 2025

In August, the average temperature in Karhula, Finland hovers around 17°C (62°F). Expect a minimum of 8°C (46°F) and the possibility of reaching a comfortable maximum of 29°C (85°F). Be prepared for some rain, as precipitation averages 88 mm (3.5 in) over 13 days, and the average humidity is a moist 85%.

August Temperature in Karhula

In August in Karhula, the average temperature is 17°C (62°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as 8°C (46°F). This pleasant range makes it an ideal time for travelers to explore and enjoy outdoor activities.

August Weather in Karhula: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Karhula, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Karhula, August typically has an average temperature of 17°C (62°F), with highs reaching up to 29°C (85°F) and lows dropping to around 8°C (46°F).

Data source: Temperature data for Karhula generated using information from the Copernicus Climate Change Service.

August Precipitation in Karhula

In Karhula in August, the precipitation amount is 88 mm (3.5 in) spread over 13 days.

August Precipitation Trends in Karhula

The chart displays monthly precipitation patterns in Karhula, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Karhula, August typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Karhula

In Karhula in August humidity is 85%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making travel somewhat uncomfortable as you navigate the thick, moist air that clings to your skin and slows your pace.

August Average Humidity in Karhula

This chart illustrates the average monthly humidity levels in Karhula, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Karhula is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Karhula

In Karhula in August, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Karhula.

Maximum UV Index Levels in Karhula for August

The chart shows the monthly maximum UV Index (UVI) for Karhula in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Karhula typically reaches 5, which falls under the moderate exposure category.

Data source: Karhula August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How August Weather in Karhula Compares to Other Months

Weather in Karhula varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Karhula, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Karhula, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	55 mm (2.2 inches)	98%	low
February Weather	-4°C (25°F)	55 mm (2.2 inches)	96%	low
March Weather	-1°C (30°F)	49 mm (1.9 inches)	93%	moderate
April Weather	4°C (39°F)	43 mm (1.7 inches)	87%	moderate
May Weather	10°C (50°F)	48 mm (1.9 inches)	75%	moderate
June Weather	16°C (61°F)	48 mm (1.9 inches)	74%	high
July Weather	18°C (64°F)	75 mm (3.0 inches)	80%	high
August Weather	17°C (62°F)	88 mm (3.5 inches)	85%	moderate
September Weather	12°C (54°F)	66 mm (2.6 inches)	90%	moderate
October Weather	7°C (45°F)	86 mm (3.4 inches)	94%	low
November Weather	3°C (38°F)	66 mm (2.6 inches)	94%	low
December Weather	-1°C (30°F)	81 mm (3.2 inches)	96%	low